let util = {};

util.getUUid = function () {
  "use strict";
  let S4 = (((1 + Math.random()) * 0x10000) | 0).toString(16).substring(1);
  return (S4 + S4 + "-" + S4 + "-" + S4 + "-" + S4 + "-" + S4 + S4 + S4)
};

util.changeMoneyToChinese = function (money) {
  "use strict";
  let cnNums = new Array("零", "壹", "贰", "叁", "肆", "伍", "陆", "柒", "捌", "玖"); //汉字的数字
  let cnIntRadice = new Array("", "拾", "佰", "仟"); //基本单位
  let cnIntUnits = new Array("", "万", "亿", "兆"); //对应整数部分扩展单位
  let cnDecUnits = new Array("角", "分", "毫", "厘"); //对应小数部分单位
  //var cnInteger = "整"; //整数金额时后面跟的字符
  let cnIntLast = "元"; //整型完以后的单位
  let maxNum = 999999999999999.9999; //最大处理的数字

  let IntegerNum; //金额整数部分
  let DecimalNum; //金额小数部分
  let ChineseStr = ""; //输出的中文金额字符串
  let parts; //分离金额后用的数组，预定义
  if (money === "") {
    return "";
  }
  money = parseFloat(money);
  if (money >= maxNum) {
    alert('超出最大处理数字');
    return "";
  }
  if (money === 0) {
    //ChineseStr = cnNums[0]+cnIntLast+cnInteger;
    ChineseStr = cnNums[0] + cnIntLast;
    //document.getElementById("show").value=ChineseStr;
    return ChineseStr;
  }
  money = money.toString(); //转换为字符串
  if (money.indexOf(".") === -1) {
    IntegerNum = money;
    DecimalNum = '';
  } else {
    parts = money.split(".");
    IntegerNum = parts[0];
    DecimalNum = parts[1].substr(0, 4);
  }
  if (parseInt(IntegerNum, 10) > 0) {//获取整型部分转换
    let zeroCount = 0;
    let IntLen = IntegerNum.length;
    for (let i = 0; i < IntLen; i++) {
      let n = IntegerNum.substr(i, 1);
      let p = IntLen - i - 1;
      let q = p / 4;
      let m = p % 4;
      if (n === "0") {
        zeroCount++;
      } else {
        if (zeroCount > 0) {
          ChineseStr += cnNums[0];
        }
        zeroCount = 0; //归零
        ChineseStr += cnNums[parseInt(n)] + cnIntRadice[m];
      }
      if (m === 0 && zeroCount < 4) {
        ChineseStr += cnIntUnits[q];
      }
    }
    ChineseStr += cnIntLast;
    //整型部分处理完毕
  }
  if (DecimalNum !== '') {//小数部分
    let decLen = DecimalNum.length;
    for (let i = 0; i < decLen; i++) {
      let n = DecimalNum.substr(i, 1);
      if (n !== '0') {
        ChineseStr += cnNums[Number(n)] + cnDecUnits[i];
      }
    }
  }
  if (ChineseStr === '') {
    //ChineseStr += cnNums[0]+cnIntLast+cnInteger;
    ChineseStr += cnNums[0] + cnIntLast;
  }
  /* else if( DecimalNum == '' ){
   ChineseStr += cnInteger;
   ChineseStr += cnInteger;
   } */
  return ChineseStr;
};

export default util;
